from datetime import datetime
import random
import re

from flask import request, abort, current_app, make_response, jsonify, session

from info import constants, redis_store, db
from info.libs.yuntongxun.sms import CCP
from info.models import User
from info.utils.captcha.captcha import captcha

from info.utils.response_code import RET
from . import  passport_blu
# 退出
@passport_blu.route('/logout')
def logout():
    session.pop('user_id', None)
    session.pop('mobile', None)
    session.pop('nick_name', None)

    return jsonify(errno=RET.OK, errmsg="退出成功")

# 登录
@passport_blu.route('/login', methods=["POST"])
def login():
    params_dict = request.json
    mobile = params_dict.get("mobile")
    passport = params_dict.get("passport")
    if not all([mobile, passport]):
        return jsonify(errno=RET.PARAMERR, errmsg="参数错误")

    if not re.match('1[35678]\\d{9}', mobile):
        return jsonify(errno=RET.PARAMERR, errmsg="手机号格式不正确")

    try:
        user = User.query.filter(User.mobile == mobile).first()
    except Exception as e:
        current_app.logger.error(e)
        return jsonify(errno=RET.DBERR, errmsg="数据查询错误")

    if not user:
        return jsonify(errno=RET.NODATA, errmsg="用户不存在")
    if not user.password_hash:
        return jsonify(errno=RET.PWDERR, errmsg="用户名或者密码错误")

    session["user_id"] = user.id
    session["mobile"] = user.mobile
    session["nick_name"] = user.nick_name
    user.last_login = datetime.now()

    return jsonify(errno=RET.OK, errmsg="登录成功")
# 图形码
@passport_blu.route("/image_code")
def get_image_code():
    image_code_id = request.args.get("imageCodeId",None)
    if not image_code_id:
        return abort(403)
    name,text,image = captcha.generate_captcha()
    try:
        redis_store.set("ImageCodeId_" + image_code_id,text,constants.IMAGE_CODE_REDIS_EXPIRES )
    except Exception as e:
        current_app.logger.error(e)
        abort(500)

    response = make_response(image)
    response.headers["Content-Type"] = "image/jpg"
    return response
# 验证码
@passport_blu.route('/sms_code',methods=["post"])
def send_sms_code():
    # return jsonify(errno=RET.ok,errmsg="发送成功")
    params_dict=request.json
    mobile = params_dict.get("mobile")
    image_code = params_dict.get("image_code")
    image_code_id = params_dict.get("image_code_id")

    if not all([mobile,image_code,image_code_id]):
        return jsonify(errno=RET.PARAMERR,errmsg="参数有误")
    if not re.match('1[35678]\\d{9}',mobile):
        return jsonify(errno=RET.PARAMERR,errmsg="号码格式不正确")

    try:
        real_image_code = redis_store.get("ImageCodeId_"+ image_code_id)
    except Exception as  e:
        current_app.logger.error(e)
        return jsonify(errno=RET.DBERR,errmsg="数据查询失败")

    if not real_image_code:
        return jsonify(errno=RET.NODATA,errmsg="图片验证码过期")

    if real_image_code.upper() != image_code.upper():
        return jsonify(errno=RET.DATAERR,errmsg="验证码错误")


    sms_code_str = "%06d" % random.randint(0,999999)
    current_app.logger.debug("内容 %s" % sms_code_str)
    # result = CCP().send_template_sms(mobile,[sms_code_str,constants.SMS_CODE_REDIS_EXPIRES/60],"1")
    # if result !=0:
    #     return jsonify(errno=RET.THIRDERR,errmsg="发送失败")

    try:
        redis_store.set("SMS_" + mobile,sms_code_str,constants.SMS_CODE_REDIS_EXPIRES)
    except Exception as e:
        current_app.logger.error(e)
        return jsonify(errno=RET.DBERR,errmsg="数据保存失败")

    return  jsonify(errno=RET.OK,errmsg="发送成功")

# 注册
@passport_blu.route('/register', methods=["POST"])
def register():
    param_dict = request.json
    mobile = param_dict.get("mobile")
    smscode = param_dict.get("smscode")
    password = param_dict.get("password")

    if not all([mobile, smscode, password]):
        return jsonify(errno=RET.PARAMERR, errmsg="参数")

    if not re.match('1[35678]\\d{9}', mobile):
        return jsonify(errno=RET.PARAMERR, errmsg="手机号格式不正确")

    try:
        real_sms_code = redis_store.get("SMS_" + mobile)
    except Exception as e:
        current_app.logger.error(e)
        return jsonify(errno=RET.DBERR, errmsg="数据查询失败")

    if not real_sms_code:
        return jsonify(errno=RET.NODATA, errmsg="验证码已过期")

    if real_sms_code != smscode:
        return jsonify(errno=RET.DATAERR, errmsg="验证码输入错误")

    user = User()
    user.mobile = mobile
    user.nick_name = mobile
    user.last_login = datetime.now()
    user.password = password
    # user.password_hash =  generate_password_hash(password)
    try:
        db.session.add(user)
        db.session.commit()
    except Exception as e:
        current_app.logger.error(e)
        db.session.rollback()
        return jsonify(errno=RET.DBERR, errmsg="数据保存失败")

    session["user_id"] = user.id
    session["mobile"] =user.mobile
    session["nick_name"] = user.nick_name

    return jsonify(errno=RET.OK, errmsg="注册成功")